Definitions

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Etymologies

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Examples

  • This seems like a bad decision, whoever is ignoring these crucial pieces of OpenType like GSUB/GPOS that can a long way for font authors in the "fake it til you make it" department....

    Site Home Michael S. Kaplan 2011

  • This seems like a bad decision, whoever is ignoring these crucial pieces of OpenType like GSUB/GPOS that can a long way for font authors in the "fake it til you make it" department....

    Site Home Michael S. Kaplan 2011

  • (GSUB lookup type 1), others require a selection from a set (GSUB lookup type 3).

    Netvouz - new bookmarks 2010

  • Recommended implementation: The mgrk table maps Greek glyphs to the corresponding forms used for mathematics (GSUB lookup type 1).

    Netvouz - new bookmarks 2010

  • These are one-to-one substitutions (GSUB lookup type 1).

    Netvouz - new bookmarks 2010

  • Recommended implementation: The med2 table maps default alphabetic forms to corresponding medial forms (GSUB lookup type 5).

    Netvouz - new bookmarks 2010

  • Recommended implementation: The lnum table maps each oldstyle figure, and any associated characters to the corresponding lining form (GSUB lookup type 1).

    Netvouz - new bookmarks 2010

  • Recommended implementation: The ornm table maps all ornaments in a font to the bullet character (GSUB lookup type 3) and each ornament in a font to a corresponding alphanumeric character (GUSB lookup type 1).

    Netvouz - new bookmarks 2010

  • Recommended implementation: These are required to be glyph substitutions, and it is recommended that they be one-to-one (GSUB lookup type 1).

    Netvouz - new bookmarks 2010

  • Recommended implementation: The ljmo table maps the sequence required to convert a series of jamos into its leading jamo form (GSUB lookup type 4).

    Netvouz - new bookmarks 2010

  • OpenType fonts all come with ligature tables that define how single glyphs or glyph sequences get substituted automatically by a word processor in a process known as glyph substitution, or GSUB.

    Open source project fools AI scrapers with poisoned font Brandon Vigliarolo 2026

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